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TLS Online TPP Program

#Question id: 5695

Triploids are usually autopolyploids. They arise spontaneously in nature, but they can be constructed by geneticists from the cross of a 4n (tetraploid) and a 2n (diploid). Triploids are characteristically sterile due to

#Unit 8. Inheritance Biology

  1. unable to paring of chromosome

  2. Fail to segregation

  3. Resulting gamete are aneuploid for many linkage group 

  4. resulting gamete unable to fusion 

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TLS Online TPP Program

#Question id: 19475

#Unit 12. Applied Biology

The cry gene of B. Thuringiensis produces a protein, which forms crystalline inclusions in the bacterial spores. These crystal proteins are responsible for the
TLS Online TPP Program

#Question id: 19349

#Unit 12. Applied Biology

An example of promoter that can respond to anaerobic condition is 
TLS Online TPP Program

#Question id: 9208

#Unit 9. Diversity of Life Forms

Which of the following threats to biodiversity is targeted at specific species rather than groups of species?
TLS Online TPP Program

#Question id: 10969

#Unit 7. System Physiology – Animal

Which of the following will result in a transfusion reaction? Assume that the patient has never had a transfusion.
TLS Online TPP Program

#Question id: 366

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the pH of a solution with a hydroxyl ion (OH-) concentration of 10-10 M?